2(5H)-Thiophenone

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Names

[ CAS No. ]:
3354-32-3

[ Name ]:
2(5H)-Thiophenone

[Synonym ]:
I09-3142
thiophen-2(5H)-one
2-thiolene-2-one
3-thiolen-2-one
2(5H)-Thiophenone
thiophene-2-one
MFCD00074876
thiophene-5-oxide
5H-thiophenone

Chemical & Physical Properties

[ Density]:
1.284g/cm3

[ Boiling Point ]:
208.1ºC at 760mmHg

[ Molecular Formula ]:
C4H4OS

[ Molecular Weight ]:
100.13900

[ Flash Point ]:
92.3ºC

[ Exact Mass ]:
99.99830

[ PSA ]:
42.37000

[ LogP ]:
0.81600

[ Index of Refraction ]:
n20/D 1.564(lit.)

[ Storage condition ]:
2-8℃

MSDS

Click to get detail MSDS

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H315-H319-H335

[ Precautionary Statements ]:
P261-P305 + P351 + P338

[ Personal Protective Equipment ]:
Eyeshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter

[ Hazard Codes ]:
Xi: Irritant;

[ Risk Phrases ]:
36/37/38

[ Safety Phrases ]:
26-37/39

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
3

[ HS Code ]:
2934999090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 2-Thienylmagnesium bromide solution
  • Bromothiophene
  • triflic anhydride
  • 2,5-bis(trimethylsilyl)thiophene S-oxide
  • 2-[(2-methylpropan-2-yl)oxy]thiophene
  • thiophen-2-ol

DownStream

  • (3E)-4-Methoxy-3-buten-2-one
  • trimethyl(thiophen-2-yloxy)silane
  • 2-Methoxythiophene
  • thiophen-2-ol
  • Benzo[c]thiophen-1(3H)-one
  • 1-oxo-1,3,3a,4,7,7a-hexahydrobenzo[c]thiophene-4,7-diyl diacetate
  • 4-phenylsulfanylthiolan-2-one
  • methyl 4-sulfanylbut-2-enoate

Customs

[ HS Code ]: 2934999090

[ Summary ]:
2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Related Compounds

  • 2-(Bromomethyl)-4-(4-methoxyphenyl)thiophene
  • 1-Bromo-3-phenylbutan-2-ol
  • N-(pyridin-3-ylmethyl)-1-(6-(thiophen-2-yl)pyridazin-3-yl)piperidine-4-carboxamide
  • N-(6-methylpyridin-2-yl)-1-[6-(thiophen-2-yl)pyridazin-3-yl]piperidine-4-carboxamide
  • 3,5-Dichloro-4-ethyl-2-hydroxybenzoic acid
  • N-(4-fluorobenzyl)-1-[6-(2-thienyl)pyridazin-3-yl]piperidine-4-carboxamide
  • N-(3-fluoro-4-methylphenyl)-1-(6-(thiophen-2-yl)pyridazin-3-yl)piperidine-4-carboxamide
  • 5-(2-Hydroxyphenyl)-2-thiophenecarbonitrile
  • 3-methyl-1H-Pyrrole-1-ethanol
  • 1,1-dichloro-N-(2,4-dichloro-5-methoxyphenyl)methanimine
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